Παραπομπή APA

Vernon, R. H., & Clarke, G. L. (2008). Principles of metamorphic petrology. Cambridge university press.

Παραπομπή Chicago Style

Vernon, R H., και G L. Clarke. Principles of Metamorphic Petrology. Cambridge: Cambridge university press, 2008.

Παραπομπή MLA

Vernon, R H., και G L. Clarke. Principles of Metamorphic Petrology. Cambridge university press, 2008.